thresh P-value %words %seq Nwords Nseq total_words total_seq 9.3279 1.0e-05 17.7% 12.6% 20 20 113 159 8.3029 5.0e-05 49.6% 35.2% 56 56 113 159 7.5745 0.0001 70.8% 50.3% 80 80 113 159 5.3566 0.0005 100.0% 84.9% 113 135 113 159 4.2865 0.001 100.0% 89.9% 113 143 113 159